2 papers
math.DS2002
Some two-step and three-step nilpotent Lie groups with small automorphism groups
S. G. Dani
We construct examples of two-step and three-step nilpotent Lie groups whose automorphism groups are `small' in the sense of either not having a dense orbit for the action on the Li…
quant-ph2001
Is quantum decoherence reality or appearance?
F. Herbut
It has been experimentally demonstrated that quantum coherence can persist in macroscopic phenomena [J.R. Friedman et al.,Nature, 406 (2000) 43]. To face the challenge of this new…